| rx3 | FIFA 12 Game Data |
| rxdata | RPG Maker XP Data |
| s10 | Brasfoot Saved Game |
| s11 | Descent 2 Game Data |
| s2 | Stranded 2 Mapfile |
| s22 | Descent 2 Game Data |
| s2data | StarCraft II Data |
| s2m | Stronghold 2 Map |
| s2ma | StarCraft II Map Data |
| s2mh | StarCraft II Map Header |
| s2mi | StarCraft II Cache |
| s2mv | StarCraft II Map Preview |
| s2z | Heroes of Newerth Game Data |
| s3d | EverQuest Game Data |
| s3dpak | TimeShift Data |
| s3f | Slitherine 3D Model |
| s3m | Scorched 3D Mod |
| s3t | Scorched 3D Tankpack |
| s4m | SWAT 4 Map Data |
| s5x | Settlers: Heritage of Kings Game Data |
| sa1 | Game Boy Emulator Save |
| sabl | Call of Duty: Black Ops II Game Data |
| sak | Postal Game Data |
| sami | Grand Theft Auto San Andres Mod Installer File |
| san | Rebel Assault 2: The Hidden Empire Data |
| saw | Living Scenes Jigsaw Puzzles Data |
| sb0 | Rainbow Six 3: Raven Shield Game Data |
| sbg | Company of Heroes Map |
| sc2archive | Blizzard StarCraft 2 Archive |
| sc2assets | Blizzard StarCraft 2 Assets |
